﻿// ***********************************************************************************************************************************************************
// * Copyright (c) 2008 Unit Software                                                                                                                        *
// *                                                                                                                                                         *
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// * to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense,      *
// * and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:              *
// *                                                                                                                                                         *
// * The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.                          *
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// * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,     *
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// * IN THE SOFTWARE.                                                                                                                                        *
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using System;
using NUnit.Framework;

namespace LINQ2SQLExtentionsUnitTestSuite
{
    [TestFixture]
    public class EntityTests
    {
        [Test]
        public void GetOnContext_New()
        {
            var context = DataContextFactory.INSTANCE.GetNewDataContext();

            context.ClearAllData();

            var invoice = new Invoice {Raised = DateTime.Now};

            context.Invoices.InsertOnSubmit(invoice);

            context.SubmitChanges();

            var newObjectSameEntity = invoice.GetOnContext(DataContextFactory.INSTANCE.GetNewDataContext());

            Assert.IsNotNull(newObjectSameEntity);

            Assert.AreNotEqual(invoice, newObjectSameEntity);
        }

        [Test]
        public void GetOnContext_Same()
        {
            var context = DataContextFactory.INSTANCE.GetNewDataContext();

            context.ClearAllData();

            var invoice = new Invoice {Raised = DateTime.Now};

            context.Invoices.InsertOnSubmit(invoice);

            context.SubmitChanges();

            Assert.AreEqual(invoice, invoice.GetOnContext(context));
        }

        [Test]
        public void IsNotVirgin()
        {
            var context = DataContextFactory.INSTANCE.GetNewDataContext();

            context.ClearAllData();

            var invoice = new Invoice {Raised = DateTime.Now};

            context.Invoices.InsertOnSubmit(invoice);

            context.SubmitChanges();

            Assert.IsFalse(invoice.IsVirgin);
        }

        [Test]
        public void IsVirgin()
        {
            Assert.IsTrue(new Invoice().IsVirgin);
        }

        [Test]
        public void VirginGetOnContext()
        {
            var context = DataContextFactory.INSTANCE.GetNewDataContext();

            context.ClearAllData();

            var invoice = new Invoice {Raised = DateTime.Now};

            Assert.IsNull(invoice.GetOnContext(context));
        }
    }
}